Masahiko Metoki
E825644
Masahiko Metoki is a Japanese international civil servant and diplomat who serves as Director General of the Universal Postal Union’s International Bureau.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Masahiko Metoki canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5594838 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Masahiko Metoki Context triple: [Director General of the International Bureau of the UPU, officeHoldersInclude, Masahiko Metoki]
-
A.
Jun-ichi Nishizawa
Jun-ichi Nishizawa was a pioneering Japanese engineer and physicist often called the "father of Japanese microelectronics" for his foundational contributions to semiconductor and optoelectronic device technology.
-
B.
Nobuyuki Katsube
Nobuyuki Katsube is a Japanese actor known for his roles in film and television, including a starring performance in the drama "Kumiko, the Treasure Hunter."
-
C.
Kazuhiko Nishijima
Kazuhiko Nishijima was a Japanese theoretical physicist best known for co-formulating the Gell-Mann–Nishijima formula, which helped classify subatomic particles and advance the quark model in particle physics.
-
D.
Shigeo Nagashima
Shigeo Nagashima is a legendary Japanese baseball player and manager, widely regarded as one of the greatest figures in Nippon Professional Baseball history.
-
E.
Michio Nishizawa
Michio Nishizawa was a prominent Japanese professional baseball player and later manager, renowned for his long and influential career in Nippon Professional Baseball.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Masahiko Metoki Target entity description: Masahiko Metoki is a Japanese international civil servant and diplomat who serves as Director General of the Universal Postal Union’s International Bureau.
-
A.
Jun-ichi Nishizawa
Jun-ichi Nishizawa was a pioneering Japanese engineer and physicist often called the "father of Japanese microelectronics" for his foundational contributions to semiconductor and optoelectronic device technology.
-
B.
Nobuyuki Katsube
Nobuyuki Katsube is a Japanese actor known for his roles in film and television, including a starring performance in the drama "Kumiko, the Treasure Hunter."
-
C.
Kazuhiko Nishijima
Kazuhiko Nishijima was a Japanese theoretical physicist best known for co-formulating the Gell-Mann–Nishijima formula, which helped classify subatomic particles and advance the quark model in particle physics.
-
D.
Shigeo Nagashima
Shigeo Nagashima is a legendary Japanese baseball player and manager, widely regarded as one of the greatest figures in Nippon Professional Baseball history.
-
E.
Michio Nishizawa
Michio Nishizawa was a prominent Japanese professional baseball player and later manager, renowned for his long and influential career in Nippon Professional Baseball.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese diplomat
ⓘ
international civil servant ⓘ person ⓘ |
| affiliation | United Nations specialized agency system ⓘ |
| areaOfInfluence | global postal services ⓘ |
| citizenship | Japanese ⓘ |
| continentOfCitizenship | Asia ⓘ |
| countryOfCitizenship | Japan ⓘ |
| employer | Universal Postal Union NERFINISHED ⓘ |
| fieldOfWork |
international relations
ⓘ
postal policy ⓘ |
| gender | male ⓘ |
| hasRole | head of an international organization ⓘ |
| languageSpoken |
English
ⓘ
Japanese ⓘ |
| memberOf | Universal Postal Union International Bureau NERFINISHED ⓘ |
| name | Masahiko Metoki NERFINISHED ⓘ |
| nationality | Japan NERFINISHED ⓘ |
| notableFor | leadership of the Universal Postal Union International Bureau ⓘ |
| occupation |
civil servant
ⓘ
diplomat ⓘ |
| positionHeld | Director General of the Universal Postal Union International Bureau ⓘ |
| residence | Switzerland ⓘ |
| sector | United Nations system NERFINISHED ⓘ |
| workLocation | Bern, Switzerland NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Masahiko Metoki Description of subject: Masahiko Metoki is a Japanese international civil servant and diplomat who serves as Director General of the Universal Postal Union’s International Bureau.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.